All green crafted items are being removed, with all items being of at least blue quality or higher; reverse engineering will no longer give a random chance of better items, instead offering an upgraded version of the item you disassemble. Additionally, all crafted armor will be made Adaptive rather than having fixed armor weights. Biochem stimulants will no longer be reusable, armor upgrades and augments are being changed, and several other mechanical alterations are being put into the game. Check out the full explanation for an overview of the shifts, and get ready to experience more streamlined and comprehensible crafting mechanics.
Star Wars: The Old Republic is changing in a big way when Knights of the Fallen Empire launches, and that includes crafting mechanics. A new entry on the official site explains the ways in which crafting is going to change, and it doesn’t include any rank upgrades. Instead, existing crafts are being rearranged, and progression is being split into eight tiers based on level bands.
Source: Official Site